Flow price: --
40d7757ddb8788fd4a775196c8f050bee19a8abd99ae041811715591111abfa2

Transaction

Hash: 40d7757ddb8788fd4a775196c8f050bee19a8abd99ae041811715591111abfa2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 40d7757ddb8788fd4a775196c8f050bee19a8abd99ae041811715591111abfa2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
40d7757ddb8788fd4a775196c8f050bee19a8abd99ae041811715591111abfa2
Status:
ERROR
Block height:
40158677
Block id:
3832cb3b018ab5385477d2080dace7eff3b2efb8feb445516bb1497e8b54e986
Timestamp:
Wednesday 2 November 2022 at 09:45:47 UTC
()
Proposer:
Authorizers:
Gas used:
50